Network Administrator - TS/SCI (Hybrid)

General Dynamics Information Technology; Arizona; Hybrid; USD 68,000 - 92,000; Full time

Job summary

General Dynamics Information Technology seeks a Network Administrator to support Army enterprise networks within the NETCOM GMT, providing mid-level administration, monitoring, configuration, and troubleshooting of critical network infrastructure.

This role operates in a 24/7/365 mission environment, requiring TS/SCI eligibility and strong routing, firewall, and network security knowledge. Onsite or hybrid work is available depending on mission needs, with a comprehensive benefits package.

Qualifications

• Bachelor of Science in a related field (e.g. Information Technology or Cybersecurity)
• 1+ years of related experience in network administration or support
• Experience supporting DoWIN Army or DoW networking environments preferred
• Strong understanding of Layer 3 routing fundamentals (OSPF, BGP basics, VRRP/HSRP)
• Experience working with Cisco, Juniper, Palo Alto, or similar platforms
• Familiarity with DISA STIGs, RMF processes, ACAS, and Army cybersecurity compliance
• DoW8140 certification required (e.g., Security+ CE, CEH, Cloud+, GCIH, GICSP, GSEC, SSCP)
• Network certification such as CCNA, JNCIA, or equivalent, preferred

Responsibilities

• Supports the stability, security, and efficient operation of Army enterprise network environments within the NETCOM Global Management Team (GMT).
• Provides mid‑level administration, monitoring, configuration, and troubleshooting of critical network infrastructure that supports the Army Enterprise Network and JRSS environments.
• Operating within a 24/7/365 mission environment, the Network Administrator assists with incident response, maintains boundary security devices, applies DoW/Army cybersecurity policies, and collaborates with mission partners such as Theater Signal Commands, DISA, RCCs, and NECs.
• Contributes to managing routers, firewalls, load balancers, and related network services while supporting automation initiatives, documentation updates, and compliance with enterprise security requirements.

Skills

Documentation

Network Configurations

Network Infrastructures

Networking Hardware

Education

Bachelor of Science in related field

Tools

Cisco

Juniper

Palo Alto

Job description

General Dynamics Information Technology seeks a Network Administrator to support Army enterprise networks within the NETCOM GMT, providing mid-level administration, monitoring, configuration, and troubleshooting of critical network infrastructure.

This role operates in a 24/7/365 mission environment, requiring TS/SCI eligibility and strong routing, firewall, and network security knowledge. Onsite or hybrid work is available depending on mission needs, with a comprehensive benefits package.